Siemens Q2175BH - 175 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

The Siemens Q2175BH is a 175 A, 240 V, 2-pole plug-in molded case circuit breaker engineered to safeguard electrical systems with precision and ease. Designed for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers, it delivers reliable performance in residential, commercial, and light industrial environments.

Why choose the Siemens Q2175BH?

• Fast plug-in connection for quick installation and effortless field replacement, reducing downtime during service and upgrades.
• Thermal-magnetic trip unit combines temperature sensing with magnetic fault interruption for stable, repeatable protection across varied fault conditions.
• OEM-friendly compatibility designed to work with matching Siemens OEM load centers and panelboards, ensuring a secure fit and compliant operation.
• Versatile two-pole design in a 175 A, 240 V configuration, ideal for protecting main or sub-feed circuits without adding complexity to the panel.

Technical snapshot

• Manufacturer: Siemens
• Part Number: Q2175BH
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 175 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Residential panels and service equipment needing reliable branch-circuit protection
• Commercial electrical rooms requiring robust protection for distribution panels
• Light industrial applications where quick replacement and dependable protection are priorities

What this means for your electrical system

With the Q2175BH, you gain a protective device that not only interrupts fault currents quickly but also maintains consistent protection performance over time. The plug-in design simplifies installation and maintenance, while the thermal-magnetic trip mechanism delivers predictable, repeatable responses to overloads and short circuits. This combination helps protect wiring, reduce downtime, and maintain safer, more reliable power distribution across a range of environments.

Compatible and ready for your panel

Built to pair with matching OEM Siemens load centers and panelboards, the Q2175BH supports streamlined upgrades and replacements. Whether you’re upgrading an older panel or stocking a spare for ahead-of-time service, this 175 A, 240 V, 2-pole breaker is a precise fit for demanding electrical systems that require dependable, code-compliant protection.